Home / 196,065.16-294,108.57-55,812.85

Finding the Fourth Proportional to 196,065.16, 294,108.57 and 55,812.85

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Solution

The fourth proportional to 196,065.16, 294,108.57 and 55,812.85 is: 83,722.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,065.16 : 294,108.57 = 55,812.85 : x
  2. Step 2: Convert to fraction form
    196,065.16/294,108.57 = 55,812.85/x
  3. Step 3: Cross multiply
    196,065.16x = 294,108.57 × 55,812.85
  4. Step 4: Simplify right side
    196,065.16x = 16,415,036,765.85
  5. Step 5: Solve for x
    x = 16,415,036,765.85/196,065.16
  6. Step 6: Final answer
    x = 83,722.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.